V2EX netcdf

NetCDF

Definition / 定义

NetCDF(Network Common Data Form)是一种用于存储、共享和访问数组型科学数据的文件格式与软件库,特点是自描述(文件内包含变量、维度、单位等元数据)并支持跨平台使用,常见于气象、海洋、气候与环境科学数据处理。(也常用来指“netCDF 文件”或“netCDF 库”。)

Pronunciation / 发音

/nt si di f/

Examples / 例句

I saved the temperature data as a NetCDF file.
我把温度数据保存成了 NetCDF 文件。

Because the dataset is multi-dimensional and needs clear metadata, we store it in NetCDF and read it with Python for analysis.
由于数据集是多维的且需要清晰的元数据,我们把它存成 NetCDF,并用 Python 读取来做分析。

Etymology / 词源

NetCDF是缩写,来自 Network Common Data Form,最初由美国的科研与数据服务机构(如 Unidata 相关团队)推动,用于在网络环境中更方便地共享通用的科学数据结构;其中 CDF 表示“通用数据形式”,强调对科学领域常见“变量-维度-属性”模型的支持。

Related Words / 相关词

Notable Works / 作品与出处

  • NetCDF User’s Guide(Unidata,用户指南与官方文档中大量使用该词)
  • NetCDF C Interface Guide(netCDF C 接口指南,介绍 API 与数据模型)
  • CF Metadata Conventions(CF 元数据约定,气候与预报领域常与 NetCDF 搭配使用)
  • 科研论文与数据发布平台(如 NOAA/NASA/各类气候与海洋数据产品说明)中经常出现 “NetCDF” 用于描述数据格式与交付方式
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